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Subject :NSO    Class : Class 3

Study the given flow chart and select the INCORRECT option regarding forces X, Y and Z.

AForce 'Y' is caused by the pulling and pushing actions of magnets
BForce 'Z' causes objects to move slowly
CForce 'X' is lesser on smoother surface
DBoth A and B

Ans 1:

Class : Class 4

Ans 2: (Master Answer)

Class : Class 1

The correct answer is B

Here forces X, Y and Z are Friction, Magnetic force and Gravitational force. It is friction which opposes or slows down moving objects

Ans 3:

Class : Class 4
not understanded

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